The Academy Ratio. Anamorphic Widescreen. 16:9. The list of aspect ratios available to the modern filmmaker is long, especially now that changing your ratio requires only a few simple clicks in your editing software. A filmmaker choosing an aspect ratio for their next project is the same as a painter choosing the size and shape of their canvas. The aspect ratio is more than just a medium for information — it’s also a means of telling a story.
Choosing Aspect Ratio: A Guide to Everything You Need to Know
no straight lines 